31870912

素因数分解:

$2^6\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{313}}^1$

素因数の和:405

約数の個数: 56

約数和(自身を含む): 66676016

約数和(自身を除く): 34805104

約数列:

[1, 2, 4, 8, 16, 32, 37, 43, 64, 74, 86, 148, 172, 296, 313, 344, 592, 626, 688, 1184, 1252, 1376, 1591, 2368, 2504, 2752, 3182, 5008, 6364, 10016, 11581, 12728, 13459, 20032, 23162, 25456, 26918, 46324, 50912, 53836, 92648, 101824, 107672, 185296, 215344, 370592, 430688, 497983, 741184, 861376, 995966, 1991932, 3983864, 7967728, 15935456, 31870912]

約数ペア:

[(1, 31870912), (2, 15935456), (4, 7967728), (8, 3983864), (16, 1991932), (32, 995966), (37, 861376), (43, 741184), (64, 497983), (74, 430688), (86, 370592), (148, 215344), (172, 185296), (296, 107672), (313, 101824), (344, 92648), (592, 53836), (626, 50912), (688, 46324), (1184, 26918), (1252, 25456), (1376, 23162), (1591, 20032), (2368, 13459), (2504, 12728), (2752, 11581), (3182, 10016), (5008, 6364)]